21X2112X12112121
21221121121X1121
211211X2X2111121
2XX2112112111121
2122111XX2111121
21X211XXX21X2121
21X211XXX2112121
2112111112112121
21221122X21X2121
21221122121X2121
2X1X112112111121
2112111XX2111121
21121112X2111121
XX221X11X21X1XM1
21X21XX211X12121
2X22XX2XXX111111
1XX211X1X2111XM0
